Commonwealth legislation

AD/MU-2/21 Amdt 1 - Outer Fuel Tank Switch Wiring - Modification

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Commonwealth

Collection

legislative instrument

Plain English Summary

3/10 complexity

This CASA airworthiness directive requires owners/operators of specified Mitsubishi MU‑2 models and serial ranges to have a wiring modification to the outer fuel tank switch system carried out per Mitsubishi service bulletin SB013/28‑001 or SB014/28‑002. The one‑off change must be completed within 100 hours TIS after 31 January 1980 to prevent possible fuel being transferred overboard; owners/operators bear the cost.

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AD/MU-2/21 Amdt 1 - Outer Fuel Tank Switch Wiring - Modification

COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

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Mitsubishi MU-2 Series Aeroplanes

AD/MU-2/21

Amdt 1

Outer Fuel Tank Switch Wiring - Modification 10/84

Applicability: All models MU-2B-25/-26/-26A/-35/-36A/-40/-60. Aircraft which have previously complied with SR017/28- 001 dated 25 July 1979. Model MU-2B-40. S/Nos. 395SA thru 412SA, 414SA and 416SA. Model MU-2B-60. S/Nos. 731SA thru 747SA and 749SA thru 757SA.

Requirement: Mitsubishi SB No. SB013/28-001 or SB014/28-002 as applicable. Compliance: Within the next 100 hours time in service after 31 January 1980.

Background: a. To prevent the possibility of fuel being transferred overboard either on the ground or in flight from the outer tanks when the FUEL/TRANSFER switch is in TIP MAN and the outer pump switch is placed in MANUAL.

b. Amendment 1 is to clarify “Applicability” due to entry of an additional Model to the Australian Register.

Source text

Sourced from the Federal Register of Legislation (legislation.gov.au), CC BY 4.0.

1 AD/MU-2/21 Amdt 1 - Outer Fuel Tank Switch Wiring - Modification